@vindex vc-handled-backends
The variable @code{vc-handled-backends} determines which version
control systems VC should handle. The default value is @code{(RCS CVS
-SVN SCCS SRC Bzr Git Hg Mtn)}, so it contains all the version systems
+SVN SCCS SRC Bzr Git Hg)}, so it contains all the version systems
that are currently supported. If you want VC to ignore one or more of
these systems, exclude its name from the list. To disable VC
entirely, set this variable to @code{nil}.